Step 2: Complete the medical intake - Provide detailed information about health history, current medications, goals, and lifestyle
Outdoor winter training, cold water access in lakes and rivers during spring and fall, and simply spending time in subzero temperatures activates similar physiological responses to dedicated cryotherapy chambers

Foods that either contain glutathione or provide the building blocks (especially sulphur-rich foods) include: Sulphur vegetables: garlic, onions, broccoli, cauliflower, cabbage Cruciferous greens: spinach, kale, methi Fruits: avocado, oranges, tomatoes Protein sources rich in cysteine: eggs, legumes, dairy How to increase glutathione naturally Beyond food and supplements, these habits support healthy glutathione levels: Prioritise sleep your body repairs and replenishes overnight Exercise regularly moderate activity supports antioxidant systems Eat sulphur-rich foods (see above) Get enough vitamin C, selenium, and B-vitamins cofactors for glutathione Cut alcohol and quit smoking Consider a quality supplement if diet and lifestyle alone aren't enough How to choose a glutathione supplement Not all glutathione products are equal
Cell 175 , 10591073.e1021 (2018)